Gastric secretory functions in the aged.
D000368:Aged; D005260:Female; D005750:Gastric Juice; D006801:Humans; D007003:Hypoglycemia / Q000175:diagnosis; D008297:Male; D008875:Middle Aged; D010434:Pepsin A / Q000378:metabolism; D012972:Sodium Hydroxide
D012972:Sodium Hydroxide; D010434:Pepsin A